Finding the Third Proportional to 17,842.75 and 27,436.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,842.75 : 27,436.25 = 27,436.25 : x
2. Step 2: Convert to fraction form
   17,842.75/27,436.25 = 27,436.25/x
3. Step 3: Cross multiply
   17,842.75x = 27,436.25 × 27,436.25
4. Step 4: Simplify right side
   17,842.75x = 752,747,814.06
5. Step 5: Solve for x
   x = 752,747,814.06/17,842.75
6. Step 6: Final answer
   x = 42,187.88